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$89+ Cheap flights from San Diego

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 14/5. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SAN — GTF
5 May — 12 May1
1 adult

What to know about flights from San Diego

Discover essential information about flights departing from San Diego, including flight schedules, destinations, airlines operating at the San Diego airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 30 April 2025.

Good round-trip deal

$370 or less

Good one-way deal

$138 or less
Price to beat on a round-trip flight from San Diego.
Price to beat on a one-way flight from San Diego.

Find flights from San Diego

Cheapest flights from San Diego
Explore the most affordable flight options available from San Diego. Find the lowest fares based on data from user searches, with prices last updated on 30 April 2025.

Mon 2/606:15SAN - BZN
1 stop7h 35mUnited Airlines
Tue 10/615:54BZN - SAN
1 stop4h 53mUnited Airlines
Deal found 29/4$308
Fri 15/815:45SAN - BZN
1 stop5h 50mSouthwest
Tue 19/817:45BZN - SAN
1 stop5h 25mSouthwest
Deal found 29/4$339
Wed 28/506:45SAN - GTF
1 stop5h 42mUnited Airlines
Wed 4/614:26GTF - SAN
1 stop7h 48mUnited Airlines
Deal found 30/4$365
Sun 8/613:36SAN - BZN
1 stop9h 20mDelta
Fri 13/606:00BZN - SAN
1 stop7h 49mDelta
Deal found 29/4$370
Wed 28/509:47SAN - GTF
1 stop6h 49mDelta
Thu 12/618:18GTF - SAN
1 stop6h 26mDelta
Deal found 30/4$381
Tue 3/606:15SAN - BZN
2 stops16h 36mAlaska Airlines
Fri 6/619:33BZN - SAN
1 stop5h 26mAlaska Airlines
Deal found 30/4$383
Fri 15/808:00SAN - BZN
Nonstop2h 50mHawaiian Airlines
Tue 19/815:00BZN - SAN
1 stop7h 47mHawaiian Airlines
Deal found 29/4$432
Thu 22/506:45SAN - HLN
1 stop6h 17mUnited Airlines
Sat 31/506:25HLN - SAN
1 stop7h 21mUnited Airlines
Deal found 29/4$434
Sun 1/606:15SAN - HLN
1 stop8h 16mAlaska Airlines
Thu 5/616:11HLN - SAN
1 stop7h 33mAlaska Airlines
Deal found 29/4$451
Tue 22/708:15SAN - HLN
1 stop6h 16mHawaiian Airlines
Wed 30/716:08HLN - SAN
1 stop6h 39mHawaiian Airlines
Deal found 30/4$512
Sat 5/706:15SAN - HLN
1 stop5h 12mDelta
Sat 12/713:00HLN - SAN
1 stop3h 54mDelta
Deal found 30/4$576
Fri 22/820:58SAN - CTG
1 stop15h 06mCopa Airlines
Wed 27/809:38CTG - SAN
1 stop10h 06mCopa Airlines
Deal found 29/4$653

Find flights from San Diego within your budget

Find flights departing from San Diego that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 30 April 2025. In the last 7 days, Cheapflights users made a total of 647,157 searches

Fly to

Great Falls

Route

Depart

Return

Price

San DiegoBozeman

SAN - BZN

SANBZN

San Diego

Fri 27/6

17:45-23:50

1 stop5h 05m

Bozeman Gallatin Field

Fri 4/7

05:20-15:25

2 stops11h 05m

$465

San DiegoBozeman

SAN - BZN

SANBZN

San Diego

Wed 20/8

14:03-00:12

1 stop9h 09m

Bozeman Gallatin Field

Mon 25/8

05:22-12:00

2 stops7h 38m

$473

San DiegoGreat Falls

SAN - GTF

SANGTF

San Diego

Sat 2/8

09:47-17:39

1 stop6h 52m

Great Falls

Sun 10/8

05:45-08:43

1 stop3h 58m

$497

San DiegoBozeman

SAN - BZN

SANBZN

San Diego

Wed 18/6

19:15-00:01

1 stop3h 46m

Bozeman Gallatin Field

Sun 22/6

05:30-08:41

1 stop4h 11m

$511

San DiegoHelena

SAN - HLN

SANHLN

San Diego

Tue 22/7

08:15-15:31

1 stop6h 16m

Helena

Wed 30/7

16:08-21:47

1 stop6h 39m

$512

San DiegoBozeman

SAN - BZN

SANBZN

San Diego

Thu 22/5

08:40-17:03

1 stop7h 23m

Bozeman Gallatin Field

Tue 27/5

06:38-18:25

2 stops12h 47m

$564

San DiegoBozeman

SAN - BZN

SANBZN

San Diego

Fri 11/7

08:00-11:50

Nonstop2h 50m

Bozeman Gallatin Field

Mon 14/7

12:30-14:19

Nonstop2h 49m

$573

San DiegoHelena

SAN - HLN

SANHLN

San Diego

Sat 5/7

06:15-12:27

1 stop5h 12m

Helena

Sat 12/7

13:00-15:54

1 stop3h 54m

$576

San DiegoHelena

SAN - HLN

SANHLN

San Diego

Tue 22/7

08:15-15:31

1 stop6h 16m

Helena

Wed 30/7

16:08-16:09

2 stops25h 01m

$578

San DiegoCartagena

SAN - CTG

SANCTG

San Diego

Fri 22/8

20:58-14:04

1 stop15h 06m

Cartagena Rafael Nunez

Wed 27/8

09:38-17:44

1 stop10h 06m

$653

Flights are sorted by cheapest return flights first.

Deals found on 30/4

Showing 1-10 of 48 results
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Best time to book a flight from San Diego

Have a flexible travel schedule? Discover the best time to fly from San Diego with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from San Diego

Get recent, data-driven insights about flights from San Diego including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from San Diego?

Currently, March is the cheapest month in which you can book a flight from San Diego (average of $192). Flying from San Diego in April will prove the most costly (average of $539). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

Airline reviews for flights from San Diego

Get insights into the airlines that provide service from San Diego. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing airline for your flight from San Diego. In the last 7 days, Cheapflights users made a total of 647,157 searches.

Overall

8.0

Boarding

8.2

Food

7.1

Crew

8.5

Entertainment

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Overall

8.0

Boarding

8.2

Food

7.1

Crew

8.5

Entertainment

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
8.0
Very Good

Overall

8.0

Boarding

8.2

Food

7.1

Crew

8.5

Entertainment

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Overall

8.0

Boarding

8.2

Food

7.1

Crew

8.5

Entertainment

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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Related info for your journey

Access useful and relevant information related to your journey from San Diego. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 30 April 2025.
  • What are the most popular destinations to fly to from San Diego?

    For the current month, the most popular flights from San Diego are Boston, Atlanta, Chicago. Boston, Atlanta, Chicago are the most popular locations from San Diego year round.

  • What is the cheapest flight from San Diego to anywhere?

    Users have flown out of San Diego for as low as $55 to San Francisco (prices may vary depending on the airline and departure time). On average, users have booked flights for $546 to fly from San Diego.

  • What is the cheapest premium economy flight from San Diego?

    Options for some of the cheapest premium economy flights from San Diego we have found on Cheapflights are as follows:
    Fly from San Diego to London Heathrow Airport starting at $2,869

  • What is the cheapest first class flight from San Diego?

    If you’re looking to fly first-class from San Diego to anywhere, put Philadelphia on your list as prices start at $2,511 for this destination.

  • What is the cheapest month to fly from San Diego?

    Currently, the cheapest month for flights from San Diego is March. The most expensive month for flights is April. The cheapest prices are shown above but prices will vary according to departure times, airlines, class and how early you book.

  • How does Cheapflights help users find flights from San Diego?

    Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from San Diego. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

  • Why should you use Cheapflights to find cheap flight tickets from San Diego?

    Millions of users choose and trust Cheapflights to book the best flight deals from San Diego for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

  • Can Cheapflights find flights from San Diego with no change fees?

    Cheapflights does show flights with no change fees to all users. To see these options for flights from San Diego, users can toggle the no change fees filter when performing a flight search.

  • Can Cheapflights notify me if prices for flights from San Diego become cheaper?

    Yes! Start tracking prices for flights from San Diego today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive the alerts.

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How does Cheapflights help users find flights from San Diego?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from San Diego. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from San Diego?

Millions of users choose and trust Cheapflights to book the best flight deals from San Diego for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from San Diego with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from San Diego, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from San Diego become cheaper?

Yes! Start tracking prices for flights from San Diego today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive the alerts.

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